[FFmpeg-devel] [PATCH 1/2] (was Re: deduplicated [PATCH] Cinepak: speed up decoding several-fold...) formats.
Paul B Mahol
onemda at gmail.com
Sun Mar 5 20:32:08 EET 2017
On 3/5/17, u-9iep at aetey.se <u-9iep at aetey.se> wrote:
> For one week there was no substantial feedback on the patches.
> I understand that the first patch was very large which makes it hard
> to review.
> That's why I now have produced a limited, minimalistic change which still
> yields most of the improvement.
> I kindly ask the reader to note that cinepak is not ffmpeg's everyday meal
> i.e. fast shortcut judgements may be not applicable. Please take your time.
> To avoid contention around some of the issues which triggered such
> regrettable kind of judgements let me point out that
> - letting a decoder produce multiple pixel formats is explicitly
> allowed and supported by the documented API (get_format())
> - the patch does not introduce a new feature in this respect,
> just makes its presence more visible and much more useful
> - the cinepak codec is extraordinary well suited to produce virtually
> any desired pixel format very efficiently (iow it is quite special)
Cinepak is old crappy codec. Get over it.
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